Rename OpenAI models to models manager (#8346)

# External (non-OpenAI) Pull Request Requirements

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"Contributing" markdown file or your PR may be closed:
https://github.com/openai/codex/blob/main/docs/contributing.md

If your PR conforms to our contribution guidelines, replace this text
with a detailed and high quality description of your changes.

Include a link to a bug report or enhancement request.

codex-rs/core/src/client.rs

@@ -49,7 +49,7 @@ use crate::features::FEATURES;
 use crate::flags::CODEX_RS_SSE_FIXTURE;
 use crate::model_provider_info::ModelProviderInfo;
 use crate::model_provider_info::WireApi;
-use crate::openai_models::model_family::ModelFamily;
+use crate::models_manager::model_family::ModelFamily;
 use crate::tools::spec::create_tools_json_for_chat_completions_api;
 use crate::tools::spec::create_tools_json_for_responses_api;
 

codex-rs/core/src/client_common.rs

@@ -1,6 +1,6 @@
 use crate::client_common::tools::ToolSpec;
 use crate::error::Result;
-use crate::openai_models::model_family::ModelFamily;
+use crate::models_manager::model_family::ModelFamily;
 pub use codex_api::common::ResponseEvent;
 use codex_apply_patch::APPLY_PATCH_TOOL_INSTRUCTIONS;
 use codex_protocol::models::ResponseItem;
@@ -259,7 +259,7 @@ mod tests {
     use pretty_assertions::assert_eq;
 
     use crate::config::test_config;
-    use crate::openai_models::models_manager::ModelsManager;
+    use crate::models_manager::manager::ModelsManager;
 
     use super::*;
 

codex-rs/core/src/codex.rs

@@ -16,8 +16,8 @@ use crate::compact_remote::run_inline_remote_auto_compact_task;
 use crate::exec_policy::load_exec_policy_for_features;
 use crate::features::Feature;
 use crate::features::Features;
-use crate::openai_models::model_family::ModelFamily;
-use crate::openai_models::models_manager::ModelsManager;
+use crate::models_manager::manager::ModelsManager;
+use crate::models_manager::model_family::ModelFamily;
 use crate::parse_command::parse_command;
 use crate::parse_turn_item;
 use crate::stream_events_utils::HandleOutputCtx;

codex-rs/core/src/codex_delegate.rs

@@ -25,7 +25,7 @@ use crate::codex::Session;
 use crate::codex::TurnContext;
 use crate::config::Config;
 use crate::error::CodexErr;
-use crate::openai_models::models_manager::ModelsManager;
+use crate::models_manager::manager::ModelsManager;
 use codex_protocol::protocol::InitialHistory;
 
 /// Start an interactive sub-Codex conversation and return IO channels.

codex-rs/core/src/conversation_manager.rs

@@ -10,7 +10,7 @@ use crate::codex_conversation::CodexConversation;
 use crate::config::Config;
 use crate::error::CodexErr;
 use crate::error::Result as CodexResult;
-use crate::openai_models::models_manager::ModelsManager;
+use crate::models_manager::manager::ModelsManager;
 use crate::protocol::Event;
 use crate::protocol::EventMsg;
 use crate::protocol::SessionConfiguredEvent;

codex-rs/core/src/lib.rs

@@ -33,7 +33,7 @@ pub mod git_info;
 pub mod landlock;
 pub mod mcp;
 mod mcp_connection_manager;
-pub mod openai_models;
+pub mod models_manager;
 pub use mcp_connection_manager::MCP_SANDBOX_STATE_CAPABILITY;
 pub use mcp_connection_manager::MCP_SANDBOX_STATE_METHOD;
 pub use mcp_connection_manager::SandboxState;

codex-rs/core/src/models_manager/manager.rs

@@ -24,8 +24,8 @@ use crate::default_client::build_reqwest_client;
 use crate::error::Result as CoreResult;
 use crate::features::Feature;
 use crate::model_provider_info::ModelProviderInfo;
-use crate::openai_models::model_family::ModelFamily;
-use crate::openai_models::model_presets::builtin_model_presets;
+use crate::models_manager::model_family::ModelFamily;
+use crate::models_manager::model_presets::builtin_model_presets;
 
 const MODEL_CACHE_FILE: &str = "models_cache.json";
 const DEFAULT_MODEL_CACHE_TTL: Duration = Duration::from_secs(300);

codex-rs/core/src/models_manager/mod.rs

@@ -1,4 +1,4 @@
-mod cache;
+pub mod cache;
+pub mod manager;
 pub mod model_family;
 pub mod model_presets;
-pub mod models_manager;

codex-rs/core/src/state/service.rs

@@ -3,7 +3,7 @@ use std::sync::Arc;
 use crate::AuthManager;
 use crate::RolloutRecorder;
 use crate::mcp_connection_manager::McpConnectionManager;
-use crate::openai_models::models_manager::ModelsManager;
+use crate::models_manager::manager::ModelsManager;
 use crate::skills::SkillsManager;
 use crate::tools::sandboxing::ApprovalStore;
 use crate::unified_exec::UnifiedExecSessionManager;

codex-rs/core/src/tasks/mod.rs

@@ -19,7 +19,7 @@ use tracing::warn;
 use crate::AuthManager;
 use crate::codex::Session;
 use crate::codex::TurnContext;
-use crate::openai_models::models_manager::ModelsManager;
+use crate::models_manager::manager::ModelsManager;
 use crate::protocol::EventMsg;
 use crate::protocol::TaskCompleteEvent;
 use crate::protocol::TurnAbortReason;

codex-rs/core/src/tools/spec.rs

@@ -2,7 +2,7 @@ use crate::client_common::tools::ResponsesApiTool;
 use crate::client_common::tools::ToolSpec;
 use crate::features::Feature;
 use crate::features::Features;
-use crate::openai_models::model_family::ModelFamily;
+use crate::models_manager::model_family::ModelFamily;
 use crate::tools::handlers::PLAN_TOOL;
 use crate::tools::handlers::apply_patch::create_apply_patch_freeform_tool;
 use crate::tools::handlers::apply_patch::create_apply_patch_json_tool;
@@ -1126,7 +1126,7 @@ pub(crate) fn build_specs(
 mod tests {
     use crate::client_common::tools::FreeformTool;
     use crate::config::test_config;
-    use crate::openai_models::models_manager::ModelsManager;
+    use crate::models_manager::manager::ModelsManager;
     use crate::tools::registry::ConfiguredToolSpec;
     use mcp_types::ToolInputSchema;
     use pretty_assertions::assert_eq;